Add check for valid folderId

packages/api/src/brevo-api/brevo-api-folders.service.ts

@@ -0,0 +1,47 @@
+import * as Brevo from "@getbrevo/brevo";
+import { Inject, Injectable } from "@nestjs/common";
+import { EmailCampaignScopeInterface } from "src/types";
+
+import { BrevoModuleConfig } from "../config/brevo-module.config";
+import { BREVO_MODULE_CONFIG } from "../config/brevo-module.constants";
+import { handleBrevoError } from "./brevo-api.utils";
+import { BrevoApiFolder } from "./dto/brevo-api-folder";
+
+@Injectable()
+export class BrevoApiFoldersService {
+    private readonly contactsApi: Brevo.ContactsApi;
+
+    constructor(@Inject(BREVO_MODULE_CONFIG) private readonly config: BrevoModuleConfig) {
+        this.contactsApi = new Brevo.ContactsApi();
+    }
+
+    async *getAllBrevoFolders(scope: EmailCampaignScopeInterface): AsyncGenerator<BrevoApiFolder, void, undefined> {
+        const apiKey = this.config.brevo.resolveConfig(scope).apiKey;
+        this.contactsApi.setApiKey(Brevo.ContactsApiApiKeys.apiKey, apiKey);
+
+        // Limit set by Brevo
+        const limit = 50;
+        let offset = 0;
+
+        while (true) {
+            try {
+                const { response, body } = await this.contactsApi.getFolders(limit, offset);
+
+                if (response.statusCode !== 200) {
+                    throw new Error("Failed to get folders");
+                }
+
+                const folders = body.folders ?? [];
+                if (folders.length === 0) {
+                    break;
+                }
+
+                yield* folders;
+
+                offset += limit;
+            } catch (error) {
+                handleBrevoError(error);
+            }
+        }
+    }
+}

packages/api/src/brevo-api/brevo-api.module.ts

@@ -5,12 +5,13 @@ import { Module } from "@nestjs/common";
 import { ConfigModule } from "../config/config.module";
 import { BrevoApiCampaignsService } from "./brevo-api-campaigns.service";
 import { BrevoApiContactsService } from "./brevo-api-contact.service";
+import { BrevoApiFoldersService } from "./brevo-api-folders.service";
 import { BrevoApiSenderService } from "./brevo-api-sender.service";
 import { BrevoTransactionalMailsService } from "./brevo-api-transactional-mails.service";
 
 @Module({
     imports: [ConfigModule, CacheModule.register({ ttl: 1000 * 60 }), MikroOrmModule.forFeature(["BrevoConfig"])],
-    providers: [BrevoApiContactsService, BrevoApiCampaignsService, BrevoTransactionalMailsService, BrevoApiSenderService],
-    exports: [BrevoApiContactsService, BrevoApiCampaignsService, BrevoTransactionalMailsService, BrevoApiSenderService],
+    providers: [BrevoApiContactsService, BrevoApiCampaignsService, BrevoTransactionalMailsService, BrevoApiSenderService, BrevoApiFoldersService],
+    exports: [BrevoApiContactsService, BrevoApiCampaignsService, BrevoTransactionalMailsService, BrevoApiSenderService, BrevoApiFoldersService],
 })
 export class BrevoApiModule {}

packages/api/src/brevo-api/dto/brevo-api-folder.ts

@@ -0,0 +1,10 @@
+import { Field, ID, ObjectType } from "@nestjs/graphql";
+
+@ObjectType()
+export class BrevoApiFolder {
+    @Field(() => ID)
+    id: number;
+
+    @Field(() => String)
+    name: string;
+}

packages/api/src/brevo-config/brevo-config.resolver.ts

@@ -4,6 +4,7 @@ import { InjectRepository } from "@mikro-orm/nestjs";
 import { Type } from "@nestjs/common";
 import { Args, ID, Mutation, Query, Resolver } from "@nestjs/graphql";
 
+import { BrevoApiFoldersService } from "../brevo-api/brevo-api-folders.service";
 import { BrevoApiSenderService } from "../brevo-api/brevo-api-sender.service";
 import { BrevoTransactionalMailsService } from "../brevo-api/brevo-api-transactional-mails.service";
 import { BrevoApiEmailTemplate } from "../brevo-api/dto/brevo-api-email-templates-list";
@@ -26,6 +27,7 @@ export function createBrevoConfigResolver({
         constructor(
             private readonly entityManager: EntityManager,
             private readonly brevoSenderApiService: BrevoApiSenderService,
+            private readonly brevoFolderIdService: BrevoApiFoldersService,
             private readonly brevoTransactionalEmailsApiService: BrevoTransactionalMailsService,
             @InjectRepository(BrevoConfig) private readonly repository: EntityRepository<BrevoConfigInterface>,
         ) {}
@@ -50,6 +52,15 @@ export function createBrevoConfigResolver({
             return false;
         }
 
+        private async isValidFolderId({ folderId }: { folderId: number }): Promise<boolean> {
+            for await (const folder of this.brevoFolderIdService.getAllBrevoFolders(Scope)) {
+                if (folder.id === folderId) {
+                    return true;
+                }
+            }
+            return false;
+        }
+
         @RequiredPermission(["brevo-newsletter-config"], { skipScopeCheck: true })
         @Query(() => [BrevoApiSender], { nullable: true })
         async senders(
@@ -91,6 +102,10 @@ export function createBrevoConfigResolver({
                 throw new Error("Template ID is not valid. ");
             }
 
+            if (!(await this.isValidFolderId({ folderId: input.folderId }))) {
+                throw new Error("Folder ID is not valid. ");
+            }
+
             const brevoConfig = this.repository.create({
                 ...input,
                 scope,
@@ -121,6 +136,12 @@ export function createBrevoConfigResolver({
                 }
             }
 
+            if (input.folderId) {
+                if (!(await this.isValidFolderId({ folderId: input.folderId }))) {
+                    throw new Error("Folder ID is not valid. ");
+                }
+            }
+
             if (lastUpdatedAt) {
                 validateNotModified(brevoConfig, lastUpdatedAt);
             }